Heritage on the Marina is proud to be one of San Francisco’s longest-serving retirement communities. It is a non-profit corpo ... ration owned and operated by the San Francisco Ladies’ Protection and Relief Society, one of California’s oldest philanthropic organizations, since 1853. Now in its 165th year, the San Francisco Ladies’ Protection and Relief Society continues to be a vital force in responding to the needs of an ever-changing city. The traditions of excellence, graciousness, feelings of home and family, and a spirit of generosity remain as our cornerstones. read more